1. Centre of Health Care and Technology & Develpoment, Chonbuk National University, Jeonju 561-756, Republic of Korea, Chemical Engineering Department, Faculty of Engineering, El-Minia University, El-Minia, Egypt, Department of Chemistry, KAIST, Daejeon 305-701, Republic of Korea, and Department of Textile Engineering, Chonbuk National University, Jeonju 561-756, Republic of Korea